Merge branch 'ignore-default-gitlab-license-file' into 'master'

Ignore config/Gitlab.gitlab-license file

See merge request gitlab-org/gitlab!27543

.gitignore

@@ -34,6 +34,7 @@ eslint-report.html
 /config/database*.yml
 /config/gitlab.yml
 /config/gitlab_ci.yml
+/config/Gitlab.gitlab-license
 /config/initializers/rack_attack.rb
 /config/initializers/smtp_settings.rb
 /config/initializers/relative_url.rb